(19)
(11) EP 0 743 286 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
26.03.1997 Bulletin 1997/13

(43) Date of publication A2:
20.11.1996 Bulletin 1996/47

(21) Application number: 96303020.0

(22) Date of filing: 30.04.1996
(51) International Patent Classification (IPC)6: C03B 5/00, C03B 3/02, C03B 5/235, B09B 3/00
(84) Designated Contracting States:
AT CH DE LI

(30) Priority: 18.05.1995 JP 145521/95

(71) Applicant: DAIDO TOKUSHUKO KABUSHIKI KAISHA
Naka-ku Nagoya-shi Aichi-ken (JP)

(72) Inventors:
  • Kintou, Kouichiro
    Yokkaichi-shi, Mie-ken (JP)
  • Okamoto, Tetsuo
    Chita-shi, Aichi-ken (JP)
  • Saeda, Tadatoshi
    Nagoya-shi, Aichi-ken (JP)
  • Sakai, Hideharu
    Nagoya-shi, Aichi-ken (JP)

(74) Representative: Whalley, Kevin 
MARKS & CLERK, 57-60 Lincoln's Inn Fields
London WC2A 3LS
London WC2A 3LS (GB)

   


(54) Method of melting treatment of incineration fly ash


(57) A method of melting treatment of incineration fly ash is characterized in that when incineration fly ash (A) is subjected to melting treatment using a burner furnace (11), the incineration fly ash is supplied by gas transportation into the high temperature flame of an oxygen burner (31) burning downward and is melted, and produced melted matter (C) is discharged from an outlet (61) at a lower portion of a furnace side wall, while generated exhaust gas is discharged from a vent (63) at an upper portion of the furnace side wall.






Search report